🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.47 AU - 0.75 AU

Year: 169 Days

Day: 21.3 Hours

Environment

Temp: 206 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,726,832 km

• M1: 28,424 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.63 AU - 0.69 AU

Year: 190 Days

Day: 35.6 Hours

Environment

Temp: 227 °C

Axial Tilt: 156.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,726,832 km

• M1: 40,242 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.74 AU - 0.96 AU

Year: 278 Days

Day: 21.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,726,832 km

• M1: 356,492 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.08 AU - 3.32 AU

Year: 1574 Days

Day: 16.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.73 AU - 4.29 AU

Year: 2333 Days

Day: 19.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,726,832 km

• M1: 351,854 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170

Radius: 3.4

Gravity: 14.71 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 16.4 AU - 21.56 AU

Year: 29335 Days

Day: 20.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,726,832 km

• M1: 42,336 km (0.103 R)
• M2: 299,645 km (0.112 R)
• M3: 938,427 km (0.074 R)
• M4: 1,353,262 km (0.077 R)
• M5: 1,515,726 km (0.119 R)
• M6: 1,827,039 km (0.12 R)
• M7: 2,848,942 km (0.044 R)
• M8: 3,192,119 km (0.073 R)
• M9: 4,324,874 km (0.11 R)
• M10: 5,225,454 km (0.095 R)
• M11: 5,332,715 km (0.091 R)
• M12: 6,487,461 km (0.104 R)
• M13: 6,694,954 km (0.064 R)
• M14: 7,569,203 km (0.118 R)
• M15: 8,765,687 km (0.116 R)
• M16: 9,173,790 km (0.058 R)
• M17: 11,586,505 km (0.064 R)
• M18: 13,432,842 km (0.071 R)
• M19: 18,182,424 km (0.108 R)
• M20: 20,043,123 km (0.108 R)
• M21: 21,109,606 km (0.106 R)
• M22: 21,656,685 km (0.026 R)
• M23: 23,646,337 km (0.103 R)
• M24: 35,953,903 km (0.076 R)
• M25: 44,711,213 km (0.092 R)
• M26: 46,525,985 km (0.031 R)
• M27: 55,130,107 km (0.032 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 12,337 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit